Locations of 59 lakes sampled for sedimentary DNA analysis, overlaid on a vegetation map of the Tibetan Plateau. Ⅰ, needleleaf forest; Ⅱ, needleleaf and broadleaf ...

On a warm summer morning in Ieper, Belgium, 66-year-old Sylvain Cuvelier steps into his blooming garden with his 14-year-old granddaughter, hoping to identify and count all the fluttering butterflies.

The complexity and natural variability of ecosystems present a challenge for reliable detection of change due to anthropogenic influences. This issue is exacerbated by necessary trade-offs that reduce ...